Home / 190,113.56-262,422.28-109,573.16

Finding the Fourth Proportional to 190,113.56, 262,422.28 and 109,573.16

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Solution

The fourth proportional to 190,113.56, 262,422.28 and 109,573.16 is: 151,248.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,113.56 : 262,422.28 = 109,573.16 : x
  2. Step 2: Convert to fraction form
    190,113.56/262,422.28 = 109,573.16/x
  3. Step 3: Cross multiply
    190,113.56x = 262,422.28 × 109,573.16
  4. Step 4: Simplify right side
    190,113.56x = 28,754,438,474.00
  5. Step 5: Solve for x
    x = 28,754,438,474.00/190,113.56
  6. Step 6: Final answer
    x = 151,248.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.